- EPA's UCMR 5 testing looked for 30 contaminants here and found 1.
- Lithium: found in 1 of 2 samples, average 4.53 µg/L, highest 9.06 µg/L (EPA UCMR 5 testing, Jun 2024–Nov 2024)
Public EPA test results
Can you drink Crofton tap water? What EPA records show
EPA MD0020008 · serves Anne Arundel County, MD · about 62,986 people (EPA SDWIS)
This report shows EPA's federal records for this water system: UCMR 5 testing, lead testing and violations. It isn't a test of the water at your tap, and it has no Water Score.
Public EPA test results
Crofton-Odenton (EPA MD0020008)
EPA data as of October 14, 2026. For Crofton's main utility, Crofton-Odenton: We found no health-based violations in EPA's records for this system (MD0020008) since July 1, 2021, as of October 14, 2026. PFOA and PFOS were not detected at or above EPA's reporting level in EPA's UCMR 5 testing. This is public data, not a test of your tap.
What EPA records show for Crofton-Odenton, as of October 14, 2026
We found no health-based violations in EPA's records for this system (MD0020008) since July 1, 2021, as of October 14, 2026.
Source: EPA ECHO record for Crofton-Odenton (SDWIS). Data as of October 14, 2026.
We found no lead 90th-percentile result in EPA's records for this system (MD0020008) for a monitoring period that ran on or after July 1, 2021, as of October 14, 2026.
Source: EPA ECHO record for Crofton-Odenton (SDWIS). Data as of October 14, 2026.
EPA's UCMR 5 testing looked for 30 contaminants here and found 1.
PFOA and PFOS were not detected at or above EPA's reporting level in EPA's UCMR 5 testing.
Source: EPA records (SDWIS, UCMR 5). SDWIS: data as of Oct 14, 2026. EPA UCMR 5 data, samples through June 2026.
Your water bill names your utility.
Does Crofton-Odenton use chloramine?
We didn't find chloramine in Crofton-Odenton's EPA treatment records. That's not a complete list; your utility's annual water quality report says which disinfectant it uses.